[OLSR-users] Re: a little feedback and questions
Mon Jul 12 16:47:22 CEST 2004
You're missing bits of it then.
These last two are (natch) me.
On Jul 12, 2004, at 7:30 AM, Bruno Randolf wrote:
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> i just found this discussion about mesh scalability:
> and then there is a nice presentatiopn from david reed, but it`s more
> open spectrum:
> How wireless networks scale: the illusion of spectrum scarcity
> On Monday 12 July 2004 11:04, (spam-protected) wrote:
>> Hi Aaron,
>> It's cool you're checking out OLSR for your rooftop project!
>> My comments are inline.
>>> what happens is that regularly whenever la17 sends out some bigger
>>> requests or receives something bigger than the 64 byte ping packet,
>>> connection drops down to a few kB/s. With normal ping packets we
>>> have theoretially a thruput of 2-11mbit (signal quality is very good!
>>> channel is set to 2 mbit).
>>> any ideas where this could come from? any knobs where we could turn
>>> olsr or do you think we have a layer 2 problem?
>> I really don't know... I've seen some strange errors when using
>> gold cards - but nothing like this. As for the WRT other people on
>> list have done a great deal more work with this hardware. Anybody got
>> What if you set up static routes. Is the problem is still there?
>>> There seem to be two opinions here: 1) meshnetworking bandwidth will
>>> scale with O(1/n) where n is the number of nodes and 2)
>>> bandwidth will scale better than that :)
>>> question: are there any mathematical models for olsr? would somebody
>>> interested in discussing models?
>> When talking about scalability concerning bandwidth I think the
>> of OLSR could be shown through simulations. I have not done any work
>> simulations, but there probably are a lot of papers out there on the
>> subject(I'm on vacation writing this on a sloooow dial-up connected
>> box, so I didn't bother downloading any of the PDFs that a google
>> showed ;-) )
>> If you are interested in a more theoretical discussion I suggest
>> the question on the MANET mailing-list.
>> Sorry if these answers are a bit short and unprecise - but as
>> I'm on a vacation here...gotta go :-)
>> olsr-users mailing list
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